After kybernet died evocell was unavailable for some time. I'll try to get the old documentation back online here.
Meanwhile at least the 22C3 release of evoCell is available from the metalab svn server

WebGL based EvoCell in the browser

Now metaz and I are working on a WebGL based reimplemntation of EvoCell in the webbrowser. Because we do the number crunching in the shader its 100-300x faster than the old Java version (and it will become even faster because of the evolution of gfx cards :) This is under development but can allready be checked out at: